The Vortex Indexable U-Drill - 4xD - SPMG/SPKX - 31mm is a versatile indexable drilling solution designed for general purpose use across steel, stainless steel, cast iron, exotics, and non-ferrous materials. It uses SPMG/SPKX ISO inserts and supports a 4xD maximum depth with internal through coolant for efficient chip control.

• Inserts supported: Uses SPMG or SPKX ISO inserts.
• Depth capability: 4xD maximum drill depth.
• Coolant delivery: Internal through coolant capabilities.
• Material compatibility: General insert grade available for machining Steel, Stainless Steel, Cast Iron & Exotics.
• Size: 31 mm.
• Holder options: Holders available in 2xD, 3xD and 4xD.

This U-drill delivers reliable performance for general purpose indexable drilling, with standard ISO inserts and through-coolant capability to support consistent hole quality and predictable wear across common engineering materials.